Stainless Steel Hardware
- Euro 16 mm Groove Tilt-and-TurnAluminum · Timber · uPVC
- Euro C-Groove Tilt-and-Turn
- Euro C-Groove Inward-Opening Casement
- Euro C-Groove Outward-Opening & Top-Hung
- Grooveless / Euro C-Groove Hinged Doors
- Heavy-Duty Folding Doors
- Sliding & Compression-Sliding Doors
Engineered for Lasting Performance
Nitoly is HOPO's integrated engineering system for stainless-steel hardware, combining precision design, tolerance control, automated assembly and advanced surface finishing to deliver durable, corrosion-resistant performance for windows and doors.
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1,000+Hours
Salt-spray resistance across the Nitoly range
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2,000+Hours
Neutral salt-spray resistance for selected black or gold finishes
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25+Years
Designed service life across the Nitoly range
One partner, from component to complete system
Hardware, engineering, intelligent control and testing work together as one integrated capability.
Hardware Manufacturing
Precision hardware for aluminum windows and doors, from handles and hinges to locking and sliding systems.
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System Design Services
Application engineering, system matching and custom support from concept through validation.
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Smart Opening Systems
Motorized and connected opening solutions for safer, more comfortable buildings.
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Testing & Validation
Standards-based product and system testing, application verification and technical support.
Explore capabilityTell us a little about your project or product needs. Our team will review your information and get back to you with the right window and door hardware support.